Which of the Following Must Exist in a Population Before

question 55

Multiple Choice

Which of the following must exist in a population before natural selection can act upon that population?

• A) genetic variation among individuals
• B) variation among individuals caused by environmental factors
• C) sexual reproduction
• D) Three of the responses are correct.
• E) Two of the responses are correct.

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Definitions:

Biological Needs

Essential physiological requirements that maintain life, such as the need for oxygen, food, water, and sleep.

Social Needs

Human needs that relate to interaction with others, including belonging, love, and affection, often positioned as essential for psychological well-being.

Motivation Theorists

Scholars and psychologists who study and explain the psychological processes that trigger, direct, and sustain human behavior towards attaining a goal.

Internal State

The condition or situation of an individual's inner self, typically referring to mental, emotional, or physiological status.